Chapter 6: UEFI BIOS
59
Chipset Conguration
Warning: Setting the wrong values in the following features may cause the system to malfunc-
tion.
North Bridge
UPI Conguration
UPI Conguration
The following information will be displayed:
• Number of CPU
• Number of IIO
• Current UPI Link Speed
• Current UPI Link Frequency
• UPI Global MMIO Low Base/Limit
• UPI Global MMIO High Base/Limit
•
Degrade Precedence
are Topology Precedence and Feature Precedence.
Link L0p Enable
Select Enable for the QPI to enter the L0p state for power saving. The options are Dis-
able, Enable, and Auto.
Link L1 Enable
Select Enable for the QPI to enter the L1 state for power saving. The options are Dis-
able, Enable, and Auto.
IO Directory Cache (IODC)
Use this feature to enable the IO Directory Cache (IODC) support. The options are Dis-
able, Auto, Enable for Remote InvItoM Hybrid Push, InvItoM AllocFlow, Enable for Re-
mote InvItoM Hybrid AllocNonAlloc, and Enable for Remote InvItoM and Remote WViLF.